16564106263244 has 12 divisors (see below), whose sum is σ = 29066170121184. Its totient is φ = 8259486228624.

The previous prime is 16564106263217. The next prime is 16564106263249. The reversal of 16564106263244 is 44236260146561.

It is a happy number.

16564106263244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 16564106263192 and 16564106263201.

It is not an unprimeable number, because it can be changed into a prime (16564106263249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5641724099 + ... + 5641727034.

It is an arithmetic number, because the mean of its divisors is an integer number (2422180843432).

Almost surely, 2^{16564106263244} is an apocalyptic number.

It is an amenable number.

16564106263244 is a deficient number, since it is larger than the sum of its proper divisors (12502063857940).

16564106263244 is a wasteful number, since it uses less digits than its factorization.

16564106263244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11283451504 (or 11283451502 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 50.

The spelling of 16564106263244 in words is "sixteen trillion, five hundred sixty-four billion, one hundred six million, two hundred sixty-three thousand, two hundred forty-four".